Home / 339,986.32-510,090.42-162,507.16

Finding the Fourth Proportional to 339,986.32, 510,090.42 and 162,507.16

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Solution

The fourth proportional to 339,986.32, 510,090.42 and 162,507.16 is: 243,813.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,986.32 : 510,090.42 = 162,507.16 : x
  2. Step 2: Convert to fraction form
    339,986.32/510,090.42 = 162,507.16/x
  3. Step 3: Cross multiply
    339,986.32x = 510,090.42 × 162,507.16
  4. Step 4: Simplify right side
    339,986.32x = 82,893,345,497.41
  5. Step 5: Solve for x
    x = 82,893,345,497.41/339,986.32
  6. Step 6: Final answer
    x = 243,813.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.